# -*- coding: utf-8 -*-

#
# peerscape.http.controllers.deleteall
#
# Copyright 2008 Helsinki Institute for Information Technology
# and the authors.
#
# Authors:
#       Konrad Markus <konrad.markus@hiit.fi>
#

# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation files
# (the "Software"), to deal in the Software without restriction,
# including without limitation the rights to use, copy, modify, merge,
# publish, distribute, sublicense, and/or sell copies of the Software,
# and to permit persons to whom the Software is furnished to do so,
# subject to the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

from __future__ import with_statement

import logging
import urllib

from webob import Response
from webob.exc import HTTPForbidden, HTTPBadRequest, HTTPOk

from peerscape.lib import json
from peerscape.http.controllers import BaseController

class Deleteall(BaseController):
    def index(self, req):
        if req.method == 'POST':
            db = req.environ['peerscape.db']
            iid = req.urlvars.get('peerscape.hexlabel')
            path = urllib.unquote(req.urlvars.get('peerscape.path'))

            if not iid or not path:
                return HTTPBadRequest()

            dom_cipher = None
            if req.POST.get('auto_crypt'):
                try:
                    dom_cipher = db.get_group_cipher(iid)
                except LookupError:
                    assert dom_cipher == None
                    pass

            path = '/'+path
            try:
                sub_paths = db.list(iid, path)
                for p in sub_paths:
                    db.delete(iid, path+'/'+p)
            except:
                logging.exception('deleteall: error.')
                return HTTPForbidden()
            
            # form a success response, including any jsonp
            res = HTTPOk()
            if req.POST.has_key('jsonp'):
                res.body = '%s("%s")' % (req.POST['jsonp'], path)
            else:
                res.body = '("%s")' % path
            return res
        else:
            return HTTPBadRequest()

